How to use WTNG
: describes how WTNG works, and what you will find in the pages.
New users please read this first!
By Country Name
: look up telephone numbering information according to the name of a
country or service
By Country Code
: look up telephone numbering information according to the telephone
country code
Calendar
: international telephone numbering changes and events listed by date
Glossary
: definitions for telephone numbering words and phrases
History
: a history of international country codes
Regional Services
: details on telephone numbering in regions of the world (i.e. involving
more than one nation)
Special Services
: details on telephone numbering of special services, such as satellite
telephone, freephone, special networks
What's New
: what has changed in WTNG, according to updating dates
Links and Other Resources
: various relevant website links